South Fork Road over Oliver Creek
FairPosted for loadBenton County, Oregon · Dawson · Structure no. 14142 452 00634
- Built
- 1958
- 67 years old
- Condition
- Fair
- inspected July 2024
- Type
- Stringer/Multi-beam or Girder
- Wood or Timber
- Length
- 39 ft
- 2 main spans
- Daily traffic
- 603
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
South Fork Road over Oliver Creek is a wood or timber stringer/multi-beam or girder carrying South Fork Road over Oliver Creek in Benton County, Oregon. It was built in 1958, so it is 67 years old, older than the Oregon average of 49.9 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.
It carries about 603 vehicles a day, roughly 25% of them trucks, projected to reach 637 by 2040. The structure is 39 ft (11.9 m) long and 25 ft wide. If it were closed, the detour would be 123.7 mi (199 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was South Fork Road over Oliver Creek built?
It was built in 1958, making it 67 years old in 2025.
What condition is South Fork Road over Oliver Creek in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.
How much traffic does South Fork Road over Oliver Creek carry?
About 603 vehicles per day (2020 count), of which roughly 25% are trucks.
How long is South Fork Road over Oliver Creek?
The structure is 39 ft (11.9 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.
Who owns South Fork Road over Oliver Creek?
It is owned by the County Highway Agency.